. >>> the sensational murder trial of jodi arias could soon be in the hands of a jury. nearly four months of testimony from 36 witnesses concluded late wednesday, with attorneys prepping for closing arguments. the 32-year-old has admitted to shooting and stabbing her then-boyfriend, travis alexander, in 2008. she argues it was in self-defense. arias' lawyers says she was abused leading up to the murder. and called expert witnesses to convince jurors she suffered from posttraumatic stress. but prosecutors contend that arias is a calculating and cold-blooded killer who can't keep her story straight. >>> more than 400 firefighters in southern california are battling a fast-moving wildfire, jeweled by santa ana winds. so far, the blaze has burned nearly 3,000 acres, destroyed 1 home and displaced thousands of residents. >> reporter: the fire broke out in the san bernadino mountains. it sent a cloud of thick smoke billowing into the sky, blanketing the nearby valley. the flames consumed at least one home. and forced officials to evacuate a neighborhood. >> she's 83 years old